Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/fcd338edcce5
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #31236 from KevinGrandon/bug_1190713_settings_gaia_switch_progress

Bug 1190713 - [Settings] Port a few pack-switches to use web components

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https://hg.mozilla.org/integration/gaia-central/rev/38ac25ae6bc0
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1190713 - [Settings] Port a few pack-switches to use web components

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "b1f5804a38fecbffad857ef317bff5325c38e5b7", 
+        "git_revision": "f238f27860f734db255f0184b4b31015effea4f2", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "04300cd5ba743011ee79b490fba6a7732f79a8a8", 
+    "revision": "fcd338edcce5a87e01d47f18b4e9a414fb4cbbe4", 
     "repo_path": "integration/gaia-central"
 }